LEAF_SHAPE = dict()
LEAF_SHAPE['oak_normal'] = [
        # 第6层
        (0, 1, 0), (1, 1, 0), (-1, 1, 0), (0, 1, 1), (0, 1, -1),
        # 第5层
        (-1, 0, 1), (0, 0, 1), (1, 0, 1), (-1, 0, 0), (1, 0, 0), (-1, 0, -1), (0, 0, -1), (1, 0, -1),
        # 第4层
        (-1, -1, 1), (0, -1, 1), (1, -1, 1), (-1, -1, 0), (1, -1, 0), (-1, -1, -1), (0, -1, -1), (1, -1, -1),
        (-2, -1, 2), (-1, -1, 2), (0, -1, 2), (1, -1, 2), (2, -1, 2), (-2, -1, 1), (2, -1, 1), (-2, -1, 0), (2, -1, 0),
        (-2, -1, -1), (2, -1, -1), (-2, -1, -2), (-1, -1, -2), (0, -1, -2), (1, -1, -2), (2, -1, -2),
        # 第3层
        (-1, -2, 1), (0, -2, 1), (1, -2, 1), (-1, -2, 0), (1, -2, 0), (-1, -2, -1), (0, -2, -1), (1, -2, -1),
        (-2, -2, 2), (-1, -2, 2), (0, -2, 2), (1, -2, 2), (2, -2, 2), (-2, -2, 1), (2, -2, 1), (-2, -2, 0), (2, -2, 0),
        (-2, -2, -1), (2, -2, -1), (-2, -2, -2), (-1, -2, -2), (0, -2, -2), (1, -2, -2), (2, -2, -2)
    ]
